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UL U415 UL System B
Shaft Wall - Steel Stud (Non-Load-Bearing)
| Fire Rating | 2 hours |
| System STC | 41 |
| System Thickness | 4.375 in. |
Assembly Construction
Assembly Construction
Layer 1 - Gypsum Panel:
1 layer 1" [25.4 mm] Sheetrock® Gypsum Liner Panels (UL Type SLX)
Layer 2 - Steel Studs:
1 layer 2-1/2" [64 mm] CH studs, 20 ga. (0.033"), 24" [610 mm] O.C.
Layer 3 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Layer 4 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Layer 5 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Notes